Vocab
a region of rock that formed together as a single rock type is
a rock formation
The rock type formed when sediment is pressed and glued together
Sedimentary Rock
The process of rock breaking down into smaller pieces due to wind or moving water
Weathering
What kind of rock is Devils Tower?
Igneous
Fossils are found in which type of rock?
sedimentary
The ability to make things move or change
Energy
What does cooled magma become?
Igneous Rock
Magma forms when any type of rock is melted, a process driven by energy from the
Earth's interior
What kind of rock is Devils Towers surrounded by?
sedimentary rock
Which rock has bubbles?
(2 words)
igneous extrusive
The process of sediment being buried and pressed together
Compaction
What are the two types of igneous rocks and where are they formed?
Intrusive: inside the earth
extrusive: on the surface
Uplift and subduction expose rock formations to different energy sources, which can
transform them
How is it that Devil's Towers is exposed today?
Weathering/ erosion
Crystals are present in which type of rock? (2 words)
Igneous intrusive
The movement of sediment from one place to another, often caused by wind or flowing water
Erosion
What is the name of the oldest rock formation on Earth?
The Greenstone Belt/ Nuvvuagittuq
Weathering is a process driven by the energy from the
sun
What are rocks made of? (2 Answers)
Matter (Sediment and Magma)
What is the rock type formed when heat or pressure deep underground changes existing rock
Metamorphic Rock
Metamorphic rock is created by contact heat with the mantle or magma. It can also be created by continents moving together on top of the mantle. What is the energy source for a metamorphic rock?
Earth's interior
When did the Greenstone belt experience its last rock transformation?
2.7 bya
How does plate motion play into rock transformations?
uplift and subduction